P2038 HCPCS code: Mucoprotein, blood (seromucoid) (medical necessity procedure)
P2038 is the HCPCS Level II code for mucoprotein, blood (seromucoid) (medical necessity procedure). Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met. The NCCI unit limit is 1 per day on outpatient hospital claims.
Code details
| Field | Value |
|---|---|
| Section | P codes — Pathology and laboratory services |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 21 — Priced on the Clinical Laboratory Fee Schedule |
| BETOS category | T1H |
| Added | 1986-01-01 |
| Last action effective | 1993-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 1 | CMS Policy |
| practitioner claims | 1 | CMS Policy |
What changed for P2038
- 1986-01-01: P2038 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code P2038?
P2038 is the HCPCS Level II code for mucoprotein, blood (seromucoid) (medical necessity procedure). Short descriptor: "Blood mucoprotein".
Does Medicare cover P2038?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
How many units of P2038 can be billed per day?
1 on outpatient hospital claims; 1 on practitioner claims (NCCI medically unlikely edits).
Related P20 codes
- P2028 — Cephalin floculation, blood
- P2029 — Congo red, blood
- P2031 — Hair analysis (excluding arsenic)
- P2033 — Thymol turbidity, blood
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Next steps
- Run a reimbursement report for a device billed under P2038
- Watch P2038 for fee, coverage and descriptor changes
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Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.